Get the most dominant terrain layer at a certain position

DominantTerrainLayer.cs

    private void GetColorAtPosition(ref Vector2Int position)
    {
        float[,,] alphamaps = _terrainData.GetAlphamaps(position.x, position.y, 1, 1);

        int dominantLayer = 0;
        // Represents the most dense terrain layer applied at the supplied position 
        float maxDensity = 0f;
        for (int i = 0; i < alphamaps.GetLength(2); ++i)
        {
            if (alphamaps[0, 0, i] > maxDensity)
            {
                maxDensity = alphamaps[0, 0, i];
                dominantLayer = i;
            }
        }
    }